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Full-Text Articles in Molecular Biology

The Effect Of Transformed Escherichia Coli On The Mouse Intestine Microbiome: The Microbial Metabolic Enhancement Hypothesis, Bryar P. Kader May 2016

The Effect Of Transformed Escherichia Coli On The Mouse Intestine Microbiome: The Microbial Metabolic Enhancement Hypothesis, Bryar P. Kader

Senior Honors Theses

Metabolic disorders affect around thirty-four percent of the population in the United States. Among these disorders is lactose intolerance, which results from diminished production of the human lactase enzyme. This disorder and others like it are genetically determined and cannot be cured. However, the use of transformed bacteria implanted in the colon may provide a means by which the faulty pathway can be bypassed. To test whether transformed bacteria have the capability to aid in the digestion of normally indigestible compounds, a transformed strain of Escherichia coli overexpressing the beta-galactosidase enzyme encoded by the lacZ gene was colonized in the …


Efficiency Of The Targetron Gene Knockout System As A Transformative Protocol For The Mutagenesis Of Listeria Monocytogenes, Hilaree Noele Frazier Jan 2016

Efficiency Of The Targetron Gene Knockout System As A Transformative Protocol For The Mutagenesis Of Listeria Monocytogenes, Hilaree Noele Frazier

Online Theses and Dissertations

The process of using electroporation to introduce plasmid DNA into host cells is a valuable molecular technique that is increasingly employed in labs worldwide. Electroporators are generally small and relatively inexpensive, making them attractive systems to use for a variety of purposes. Electroporation protocols are numerous in the published literature and encompass all cell types, from prokaryotic bacterial cells to eukaryotic human cells. The TargeTron Gene Knockout System by Sigma-Aldrich is an affordable option for the electroporation of numerous bacterial species. However, its use in Listeria monocytogenes has not been extensively characterized. Here we sought to discuss the effectiveness of …